Surgical scalpel



FIG. 1 is a front and side perspective view of a surgical scalpel showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of the coupling member in FIGS. 1-7 represents portions of the article not claimed and forms no part of the claimed design. 

CLAIM The ornamental design for a surgical scalpel, as shown and described. 